// Copyright(c) 2019 - 2020, #Momo
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met :
// 
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
// 
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and /or other materials provided with the distribution.
// 
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
// 
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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#include "AudioModule.h"
#include "Platform/OpenAL/ALUtilities.h"
#include "Utilities/Memory/Memory.h"
#include "Utilities/Logging/Logger.h"

namespace MxEngine
{
    void AudioModule::Init()
    {
        AudioModule::data = Alloc<AudioModuleData>();
        data->device = alcOpenDevice(nullptr);
        if (data->device != nullptr)
        {
            data->context = alcCreateContext(data->device, nullptr);
            if (data->context != nullptr)
            {
                alcMakeContextCurrent(data->context);
                MxString version = alGetString(AL_VERSION);
                MxString renderer = alGetString(AL_RENDERER);
                MxString vendor = alGetString(AL_VENDOR);

                MXLOG_INFO("MxEngine::AudioModule", "successfully initialized OpenAL library");
                MXLOG_INFO("MxEngine::AudioModule", "OpenAL library : " + version);
                MXLOG_INFO("MxEngine::AudioModule", "OpenAL library renderer info: " + renderer);
                MXLOG_INFO("MxEngine::AudioModule", "OpenAL library vendor info: " + vendor);
            }
            else
            {
                MXLOG_ERROR("MxEngine::AudioModule", "audio context was not created");
            }
        }
        else
        {
            MXLOG_ERROR("MxEngine::AudioModule", "no audio device was found");
        }
    }

    void AudioModule::Destroy()
    {
        alcMakeContextCurrent(nullptr);
        if (data->context != nullptr)
            alcDestroyContext(data->context);
        if (data->device != nullptr)
            alcCloseDevice(data->device);
        data->context = nullptr;
        data->device = nullptr;
    }

    AudioModuleData* AudioModule::GetImpl()
    {
        return data;
    }

    void AudioModule::Clone(AudioModuleData* impl)
    {
        data = impl;
    }
}